NCLEX-RN
NCLEX RN Exam Preview Answers
1. A 6-month-old infant has been brought to the well-child clinic for a checkup. The infant is currently sleeping. What would the nurse do first when beginning the examination?
- A. Wake the infant before beginning the examination.
- B. Examine the infant's hips before the infant wakes up.
- C. Auscultate the lungs and heart while the infant is still sleeping.
- D. Begin with the assessment of the eye and continue with the remainder of the examination in a head-to-toe approach.
Correct answer: C
Rationale: When the infant is quiet or sleeping, it is an ideal time to assess the cardiac, respiratory, and abdominal systems. It is recommended not to wake the infant unnecessarily. Auscultating the lungs and heart while the infant is still sleeping allows for a comprehensive assessment without disturbing the infant. Examining the infant's hips prematurely may disrupt the infant's sleep. Starting with an assessment of the eye is not appropriate as it is an invasive procedure and should be performed towards the end of the examination after the non-invasive assessments have been completed.
2. Which of the following is part of client teaching regarding antiembolism stockings?
- A. Instruct the client to roll the top portion of the stocking down if it is too long
- B. Stockings are applied with the toes uncovered at the end
- C. Measure for thigh-high stockings from the foot to the knee
- D. Stockings are to be smooth from end to end without wrinkles
Correct answer: D
Rationale: When educating clients about antiembolism stockings, it is essential to emphasize that the stockings should be smooth from end to end without wrinkles. Wrinkles in the stockings can impede circulation, defeating the purpose of wearing them to prevent blood clot formation. Instructing the client to roll the top portion of the stocking down if it is too long (Choice A) is incorrect as it can create unnecessary pressure points. Stockings should be applied with the toes covered at the end (Choice B) to ensure proper compression. Measuring for thigh-high stockings should be done from the knee to the foot (Choice C) to ensure the correct fit and compression gradient.
3. A client is about to have a TENS unit attached for pain relief. Which of the following actions is most appropriate in this situation?
- A. Inform the client that he may experience tingling sensations.
- B. Connect the TENS unit before the client goes to bed for the night.
- C. Inform the client that the TENS unit may have pain-reducing effects for 10 to 15 days.
- D. After treatment, inform the client that he may not use a TENS unit again for at least 2 weeks.
Correct answer: A
Rationale: When attaching a TENS unit for pain relief, it is essential to inform the client that he may experience tingling sensations. This is a common sensation experienced when using a TENS unit, but it should not cause muscle twitching. The therapeutic effects of a TENS unit usually last between 3 to 5 days. Choice B is incorrect because there is no specific recommendation to connect the TENS unit before bedtime. Choice C is incorrect as stating that the TENS unit may have pain-reducing effects for 10 to 15 days is inaccurate, as the effects typically last 3 to 5 days. Choice D is incorrect because there is no guideline suggesting that the client cannot use a TENS unit again for at least 2 weeks after treatment.
4. A 4-month-old child is at the clinic for a well-baby checkup and immunizations. Which of these actions is most appropriate when the nurse is assessing an infant's vital signs?
- A. The infant's radial pulse should be palpated, and the nurse should notice any fluctuations resulting from activity or exercise.
- B. The nurse should auscultate an apical rate for 1 minute and then assess for any normal irregularities, such as sinus dysrhythmia.
- C. The infant's blood pressure should be assessed by using a stethoscope with a large diaphragm piece to hear the soft muffled Korotkoff sounds.
- D. The infant's chest should be observed and the respiratory rate counted for 1 minute; the respiratory pattern may vary significantly.
Correct answer: B
Rationale: The nurse auscultates an apical rate, not a radial pulse, with infants and toddlers. The pulse should be counted by listening to the heart for 1 full minute to account for normal irregularities, such as sinus dysrhythmia. Children younger than 3 years of age have such small arm vessels; consequently, hearing Korotkoff sounds with a stethoscope is difficult. The nurse should use either an electronic blood pressure device that uses oscillometry or a Doppler ultrasound device to amplify the sounds. An infant's respiratory rate should be assessed by observing the infant's abdomen, not chest, because an infant's respirations are normally more diaphragmatic than thoracic. The nurse should auscultate an apical heart rate, not palpate a radial pulse, with infants and toddlers.
5. Following hospitalization for congestive heart failure, a client is discharged. The nurse teaching the family suggests they encourage the client to rest frequently in which of the following positions?
- A. High Fowler's
- B. Supine
- C. Left lateral
- D. Low Fowler's
Correct answer: A
Rationale: The correct answer is High Fowler's. Sitting in a chair or resting in a bed in the high Fowler's position helps decrease the cardiac workload and facilitates breathing in clients with congestive heart failure. This position helps reduce venous return and increases lung expansion, improving oxygenation. The supine position (choice B) may lead to increased pressure on the heart and lungs, making it less suitable for these clients. The left lateral position (choice C) is not as effective as High Fowler's in reducing cardiac workload and improving breathing. Low Fowler's position (choice D) does not provide the same benefits as the High Fowler's position for clients with congestive heart failure.
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